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Application filed by Valentin Filippovich Bolshakov, Oleg Stepanovich Volosatov, Viktor Borisovich Alexandrov, Lidia Alexandrovna Derjugina, Ljudmila Pavlovna RybakovafiledCriticalValentin Filippovich Bolshakov
Priority to FI854003ApriorityCriticalpatent/FI854003L/en
Publication of FI854003A0publicationCriticalpatent/FI854003A0/en
Publication of FI854003LpublicationCriticalpatent/FI854003L/en